Nurse Teaching on Exercises to Help Rehab after Knee Replacement Surgery Nurse educated the patient and caregiver on exercises to help rehab after knee replacement surgery as follows: Quad set exercises: This exercise strengthens quadriceps muscle, the big muscle on the front of the thigh. This muscle helps with straightening the knee from bending position during walking, running, sitting to standing posture, climbing stairs, jumping, and squatting. You can sit in the bed or on any [...]